/*
 * ***** BEGIN GPL LICENSE BLOCK *****
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * Contributor(s): Blender Foundation (2008).
 *
 * ***** END GPL LICENSE BLOCK *****
 */

/** \file blender/makesrna/intern/rna_camera.c
 *  \ingroup RNA
 */

#include <stdlib.h>

#include "DNA_camera_types.h"

#include "BLI_math.h"

#include "RNA_access.h"
#include "RNA_define.h"

#include "rna_internal.h"

#include "WM_api.h"
#include "WM_types.h"

#ifdef RNA_RUNTIME

#include "BKE_camera.h"
#include "BKE_object.h"
#include "BKE_sequencer.h"

#include "DEG_depsgraph.h"
#include "DEG_depsgraph_build.h"

static float rna_Camera_angle_get(PointerRNA *ptr)
{
	Camera *cam = ptr->id.data;
	float sensor = BKE_camera_sensor_size(cam->sensor_fit, cam->sensor_x, cam->sensor_y);
	return focallength_to_fov(cam->lens, sensor);
}

static void rna_Camera_angle_set(PointerRNA *ptr, float value)
{
	Camera *cam = ptr->id.data;
	float sensor = BKE_camera_sensor_size(cam->sensor_fit, cam->sensor_x, cam->sensor_y);
	cam->lens = fov_to_focallength(value, sensor);
}

static float rna_Camera_angle_x_get(PointerRNA *ptr)
{
	Camera *cam = ptr->id.data;
	return focallength_to_fov(cam->lens, cam->sensor_x);
}

static void rna_Camera_angle_x_set(PointerRNA *ptr, float value)
{
	Camera *cam = ptr->id.data;
	cam->lens = fov_to_focallength(value, cam->sensor_x);
}

static float rna_Camera_angle_y_get(PointerRNA *ptr)
{
	Camera *cam = ptr->id.data;
	return focallength_to_fov(cam->lens, cam->sensor_y);
}

static void rna_Camera_angle_y_set(PointerRNA *ptr, float value)
{
	Camera *cam = ptr->id.data;
	cam->lens = fov_to_focallength(value, cam->sensor_y);
}

static void rna_Camera_update(Main *UNUSED(bmain), Scene *UNUSED(scene), PointerRNA *ptr)
{
	Camera *camera = (Camera *)ptr->id.data;

	DEG_id_tag_update(&camera->id, 0);
}

static void rna_Camera_dependency_update(Main *bmain, Scene *UNUSED(scene), PointerRNA *ptr)
{
	Camera *camera = (Camera *)ptr->id.data;
	DEG_relations_tag_update(bmain);
	DEG_id_tag_update(&camera->id, 0);
}

static CameraBGImage *rna_Camera_background_images_new(Camera *cam)
{
	CameraBGImage *bgpic = BKE_camera_background_image_new(cam);

	WM_main_add_notifier(NC_CAMERA | ND_DRAW_RENDER_VIEWPORT, cam);

	return bgpic;
}

static void rna_Camera_background_images_remove(Camera *cam, ReportList *reports, PointerRNA *bgpic_ptr)
{
	CameraBGImage *bgpic = bgpic_ptr->data;
	if (BLI_findindex(&cam->bg_images, bgpic) == -1) {
		BKE_report(reports, RPT_ERROR, "Background image cannot be removed");
	}

	BKE_camera_background_image_remove(cam, bgpic);
	RNA_POINTER_INVALIDATE(bgpic_ptr);

	WM_main_add_notifier(NC_CAMERA | ND_DRAW_RENDER_VIEWPORT, cam);
}

static void rna_Camera_background_images_clear(Camera *cam)
{
	BKE_camera_background_image_clear(cam);

	WM_main_add_notifier(NC_CAMERA | ND_DRAW_RENDER_VIEWPORT, cam);
}

static void rna_Camera_dof_update(Main *UNUSED(bmain), Scene *scene, PointerRNA *UNUSED(ptr))
{
	/* TODO(sergey): Can be more selective here. */
	BKE_sequencer_cache_cleanup();
	BKE_sequencer_preprocessed_cache_cleanup();
	WM_main_add_notifier(NC_SCENE | ND_SEQUENCER, scene);
}

#else

static void rna_def_camera_background_image(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	static const EnumPropertyItem bgpic_source_items[] = {
		{CAM_BGIMG_SOURCE_IMAGE, "IMAGE", 0, "Image", ""},
		{CAM_BGIMG_SOURCE_MOVIE, "MOVIE_CLIP", 0, "Movie Clip", ""},
		{0, NULL, 0, NULL, NULL}
	};

	static const EnumPropertyItem bgpic_camera_frame_items[] = {
		{0, "STRETCH", 0, "Stretch", ""},
		{CAM_BGIMG_FLAG_CAMERA_ASPECT, "FIT", 0, "Fit", ""},
		{CAM_BGIMG_FLAG_CAMERA_ASPECT | CAM_BGIMG_FLAG_CAMERA_CROP, "CROP", 0, "Crop", ""},
		{0, NULL, 0, NULL, NULL}
	};

	static const EnumPropertyItem bgpic_display_depth_items[] = {
		{0, "BACK", 0, "Back", ""},
		{CAM_BGIMG_FLAG_FOREGROUND, "FRONT", 0, "Front", ""},
		{0, NULL, 0, NULL, NULL}
	};

	srna = RNA_def_struct(brna, "CameraBackgroundImage", NULL);
	RNA_def_struct_sdna(srna, "CameraBGImage");
	RNA_def_struct_ui_text(srna, "Background Image", "Image and settings for display in the 3D View background");

	prop = RNA_def_property(srna, "source", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "source");
	RNA_def_property_enum_items(prop, bgpic_source_items);
	RNA_def_property_ui_text(prop, "Background Source", "Data source used for background");
	RNA_def_property_update(prop, NC_SPACE | ND_SPACE_VIEW3D, NULL);

	prop = RNA_def_property(srna, "image", PROP_POINTER, PROP_NONE);
	RNA_def_property_pointer_sdna(prop, NULL, "ima");
	RNA_def_property_ui_text(prop, "Image", "Image displayed and edited in this space");
	RNA_def_property_flag(prop, PROP_EDITABLE);
	RNA_def_property_update(prop, NC_SPACE | ND_SPACE_VIEW3D, NULL);

	prop = RNA_def_property(srna, "clip", PROP_POINTER, PROP_NONE);
	RNA_def_property_pointer_sdna(prop, NULL, "clip");
	RNA_def_property_ui_text(prop, "MovieClip", "Movie clip displayed and edited in this space");
	RNA_def_property_flag(prop, PROP_EDITABLE);
	RNA_def_property_update(prop, NC_SPACE | ND_SPACE_VIEW3D, NULL);

	prop = RNA_def_property(srna, "image_user", PROP_POINTER, PROP_NONE);
	RNA_def_property_flag(prop, PROP_NEVER_NULL);
	RNA_def_property_pointer_sdna(prop, NULL, "iuser");
	RNA_def_property_ui_text(prop, "Image User",
	                         "Parameters defining which layer, pass and frame of the image is displayed");
	RNA_def_property_update(prop, NC_SPACE | ND_SPACE_VIEW3D, NULL);

	prop = RNA_def_property(srna, "clip_user", PROP_POINTER, PROP_NONE);
	RNA_def_property_flag(prop, PROP_NEVER_NULL);
	RNA_def_property_struct_type(prop, "MovieClipUser");
	RNA_def_property_pointer_sdna(prop, NULL, "cuser");
	RNA_def_property_ui_text(prop, "Clip User", "Parameters defining which frame of the movie clip is displayed");
	RNA_def_property_update(prop, NC_SPACE | ND_SPACE_VIEW3D, NULL);

	prop = RNA_def_property(srna, "offset", PROP_FLOAT, PROP_XYZ);
	RNA_def_property_float_sdna(prop, NULL, "offset");
	RNA_def_property_ui_text(prop, "Offset", "");
	RNA_def_property_update(prop, NC_SPACE | ND_SPACE_VIEW3D, NULL);

	prop = RNA_def_property(srna, "scale", PROP_FLOAT, PROP_FACTOR);
	RNA_def_property_float_sdna(prop, NULL, "scale");
	RNA_def_property_ui_text(prop, "Scale", "Scale the background image");
	RNA_def_property_range(prop, 0.0, FLT_MAX);
	RNA_def_property_update(prop, NC_SPACE | ND_SPACE_VIEW3D, NULL);

	prop = RNA_def_property(srna, "rotation", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_float_sdna(prop, NULL, "rotation");
	RNA_def_property_ui_text(prop, "Rotation", "Rotation for the background image (ortho view only)");
	RNA_def_property_update(prop, NC_SPACE | ND_SPACE_VIEW3D, NULL);

	prop = RNA_def_property(srna, "use_flip_x", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CAM_BGIMG_FLAG_FLIP_X);
	RNA_def_property_ui_text(prop, "Flip Horizontally", "Flip the background image horizontally");
	RNA_def_property_update(prop, NC_SPACE | ND_SPACE_VIEW3D, NULL);

	prop = RNA_def_property(srna, "use_flip_y", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CAM_BGIMG_FLAG_FLIP_Y);
	RNA_def_property_ui_text(prop, "Flip Vertically", "Flip the background image vertically");
	RNA_def_property_update(prop, NC_SPACE | ND_SPACE_VIEW3D, NULL);

	prop = RNA_def_property(srna, "alpha", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "alpha");
	RNA_def_property_ui_text(prop, "Alpha", "Image opacity to blend the image against the background color");
	RNA_def_property_range(prop, 0.0, 1.0);
	RNA_def_property_update(prop, NC_SPACE | ND_SPACE_VIEW3D, NULL);

	prop = RNA_def_property(srna, "show_expanded", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CAM_BGIMG_FLAG_EXPANDED);
	RNA_def_property_ui_text(prop, "Show Expanded", "Show the expanded in the user interface");
	RNA_def_property_ui_icon(prop, ICON_DISCLOSURE_TRI_RIGHT, 1);

	prop = RNA_def_property(srna, "use_camera_clip", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CAM_BGIMG_FLAG_CAMERACLIP);
	RNA_def_property_ui_text(prop, "Camera Clip", "Use movie clip from active scene camera");
	RNA_def_property_update(prop, NC_SPACE | ND_SPACE_VIEW3D, NULL);

	prop = RNA_def_property(srna, "show_background_image", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_negative_sdna(prop, NULL, "flag", CAM_BGIMG_FLAG_DISABLED);
	RNA_def_property_ui_text(prop, "Show Background Image", "Show this image as background");
	RNA_def_property_update(prop, NC_SPACE | ND_SPACE_VIEW3D, NULL);

	prop = RNA_def_property(srna, "show_on_foreground", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CAM_BGIMG_FLAG_FOREGROUND);
	RNA_def_property_ui_text(prop, "Show On Foreground", "Show this image in front of objects in viewport");
	RNA_def_property_update(prop, NC_SPACE | ND_SPACE_VIEW3D, NULL);

	/* expose 1 flag as a enum of 2 items */
	prop = RNA_def_property(srna, "display_depth", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_bitflag_sdna(prop, NULL, "flag");
	RNA_def_property_enum_items(prop, bgpic_display_depth_items);
	RNA_def_property_ui_text(prop, "Depth", "Display under or over everything");
	RNA_def_property_update(prop, NC_SPACE | ND_SPACE_VIEW3D, NULL);

	/* expose 2 flags as a enum of 3 items */
	prop = RNA_def_property(srna, "frame_method", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_bitflag_sdna(prop, NULL, "flag");
	RNA_def_property_enum_items(prop, bgpic_camera_frame_items);
	RNA_def_property_ui_text(prop, "Frame Method", "How the image fits in the camera frame");
	RNA_def_property_update(prop, NC_SPACE | ND_SPACE_VIEW3D, NULL);
}


static void rna_def_camera_background_images(BlenderRNA *brna, PropertyRNA *cprop)
{
	StructRNA *srna;
	FunctionRNA *func;
	PropertyRNA *parm;

	RNA_def_property_srna(cprop, "CameraBackgroundImages");
	srna = RNA_def_struct(brna, "CameraBackgroundImages", NULL);
	RNA_def_struct_sdna(srna, "Camera");
	RNA_def_struct_ui_text(srna, "Background Images", "Collection of background images");

	func = RNA_def_function(srna, "new", "rna_Camera_background_images_new");
	RNA_def_function_ui_description(func, "Add new background image");
	parm = RNA_def_pointer(func, "image", "CameraBackgroundImage", "", "Image displayed as viewport background");
	RNA_def_function_return(func, parm);

	func = RNA_def_function(srna, "remove", "rna_Camera_background_images_remove");
	RNA_def_function_ui_description(func, "Remove background image");
	RNA_def_function_flag(func, FUNC_USE_REPORTS);
	parm = RNA_def_pointer(func, "image", "CameraBackgroundImage", "", "Image displayed as viewport background");
	RNA_def_parameter_flags(parm, PROP_NEVER_NULL, PARM_REQUIRED | PARM_RNAPTR);
	RNA_def_parameter_clear_flags(parm, PROP_THICK_WRAP, 0);

	func = RNA_def_function(srna, "clear", "rna_Camera_background_images_clear");
	RNA_def_function_ui_description(func, "Remove all background images");
}

static void rna_def_camera_stereo_data(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;

	static const EnumPropertyItem convergence_mode_items[] = {
		{CAM_S3D_OFFAXIS, "OFFAXIS", 0, "Off-Axis", "Off-axis frustums converging in a plane"},
		{CAM_S3D_PARALLEL, "PARALLEL", 0, "Parallel", "Parallel cameras with no convergence"},
		{CAM_S3D_TOE, "TOE", 0, "Toe-in", "Rotated cameras, looking at the convergence distance"},
		{0, NULL, 0, NULL, NULL}
	};

	static const EnumPropertyItem pivot_items[] = {
		{CAM_S3D_PIVOT_LEFT, "LEFT", 0, "Left", ""},
		{CAM_S3D_PIVOT_RIGHT, "RIGHT", 0, "Right", ""},
		{CAM_S3D_PIVOT_CENTER, "CENTER", 0, "Center", ""},
		{0, NULL, 0, NULL, NULL}
	};

	srna = RNA_def_struct(brna, "CameraStereoData", NULL);
	RNA_def_struct_sdna(srna, "CameraStereoSettings");
	RNA_def_struct_nested(brna, srna, "Camera");
	RNA_def_struct_ui_text(srna, "Stereo", "Stereoscopy settings for a Camera data-block");

	prop = RNA_def_property(srna, "convergence_mode", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_items(prop, convergence_mode_items);
	RNA_def_property_ui_text(prop, "Mode", "");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, NULL);

	prop = RNA_def_property(srna, "pivot", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_items(prop, pivot_items);
	RNA_def_property_ui_text(prop, "Pivot", "");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, NULL);

	prop = RNA_def_property(srna, "interocular_distance", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_range(prop, 0.0f, FLT_MAX);
	RNA_def_property_ui_range(prop, 0.0f, 1e4f, 1, 3);
	RNA_def_property_ui_text(prop, "Interocular Distance",
	                         "Set the distance between the eyes - the stereo plane distance / 30 should be fine");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, NULL);

	prop = RNA_def_property(srna, "convergence_distance", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_range(prop, 0.00001f, FLT_MAX);
	RNA_def_property_ui_range(prop, 0.00001f, 15.f, 1, 3);
	RNA_def_property_ui_text(prop, "Convergence Plane Distance",
	                         "The converge point for the stereo cameras "
	                         "(often the distance between a projector and the projection screen)");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, NULL);

	prop = RNA_def_property(srna, "use_spherical_stereo", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CAM_S3D_SPHERICAL);
	RNA_def_property_ui_text(prop, "Spherical Stereo",
	                         "Render every pixel rotating the camera around the "
	                         "middle of the interocular distance");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, NULL);

	prop = RNA_def_property(srna, "use_pole_merge", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CAM_S3D_POLE_MERGE);
	RNA_def_property_ui_text(prop, "Use Pole Merge",
	                         "Fade interocular distance to 0 after the given cutoff angle");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, NULL);

	prop = RNA_def_property(srna, "pole_merge_angle_from", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_range(prop, 0.0f, M_PI / 2.0);
	RNA_def_property_ui_text(prop, "Pole Merge Start Angle",
	                         "Angle at which interocular distance starts to fade to 0");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, NULL);

	prop = RNA_def_property(srna, "pole_merge_angle_to", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_range(prop, 0.0f, M_PI / 2.0);
	RNA_def_property_ui_text(prop, "Pole Merge End Angle",
	                         "Angle at which interocular distance is 0");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, NULL);
}

void RNA_def_camera(BlenderRNA *brna)
{
	StructRNA *srna;
	PropertyRNA *prop;
	static const EnumPropertyItem prop_type_items[] = {
		{CAM_PERSP, "PERSP", 0, "Perspective", ""},
		{CAM_ORTHO, "ORTHO", 0, "Orthographic", ""},
		{CAM_PANO, "PANO", 0, "Panoramic", ""},
		{0, NULL, 0, NULL, NULL}
	};
	static const EnumPropertyItem prop_display_type_extra_items[] = {
		{CAM_DTX_CENTER, "CENTER", 0, "Center", ""},
		{CAM_DTX_CENTER_DIAG, "CENTER_DIAGONAL", 0, "Center Diagonal", ""},
		{CAM_DTX_THIRDS, "THIRDS", 0, "Thirds", ""},
		{CAM_DTX_GOLDEN, "GOLDEN", 0, "Golden", ""},
		{CAM_DTX_GOLDEN_TRI_A, "GOLDEN_TRIANGLE_A", 0, "Golden Triangle A", ""},
		{CAM_DTX_GOLDEN_TRI_B, "GOLDEN_TRIANGLE_B", 0, "Golden Triangle B", ""},
		{CAM_DTX_HARMONY_TRI_A, "HARMONY_TRIANGLE_A", 0, "Harmonious Triangle A", ""},
		{CAM_DTX_HARMONY_TRI_B, "HARMONY_TRIANGLE_B", 0, "Harmonious Triangle B", ""},
		{0, NULL, 0, NULL, NULL}
	};
	static const EnumPropertyItem prop_lens_unit_items[] = {
		{0, "MILLIMETERS", 0, "Millimeters", "Specify the lens in millimeters"},
		{CAM_ANGLETOGGLE, "FOV", 0, "Field of View", "Specify the lens as the field of view's angle"},
		{0, NULL, 0, NULL, NULL}
	};
	static const EnumPropertyItem sensor_fit_items[] = {
		{CAMERA_SENSOR_FIT_AUTO, "AUTO", 0, "Auto", "Fit to the sensor width or height depending on image resolution"},
		{CAMERA_SENSOR_FIT_HOR, "HORIZONTAL", 0, "Horizontal", "Fit to the sensor width"},
		{CAMERA_SENSOR_FIT_VERT, "VERTICAL", 0, "Vertical", "Fit to the sensor height"},
		{0, NULL, 0, NULL, NULL}
	};

	srna = RNA_def_struct(brna, "Camera", "ID");
	RNA_def_struct_ui_text(srna, "Camera", "Camera data-block for storing camera settings");
	RNA_def_struct_ui_icon(srna, ICON_CAMERA_DATA);

	/* Enums */
	prop = RNA_def_property(srna, "type", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_items(prop, prop_type_items);
	RNA_def_property_ui_text(prop, "Type", "Camera types");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, "rna_Camera_update");

	prop = RNA_def_property(srna, "show_guide", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "dtx");
	RNA_def_property_enum_items(prop, prop_display_type_extra_items);
	RNA_def_property_flag(prop, PROP_ENUM_FLAG);
	RNA_def_property_ui_text(prop, "Composition Guides",  "Display overlay");
	RNA_def_property_update(prop, NC_CAMERA | ND_DRAW_RENDER_VIEWPORT, NULL);

	prop = RNA_def_property(srna, "sensor_fit", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_sdna(prop, NULL, "sensor_fit");
	RNA_def_property_enum_items(prop, sensor_fit_items);
	RNA_def_property_ui_text(prop, "Sensor Fit", "Method to fit image and field of view angle inside the sensor");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, "rna_Camera_update");

	/* Number values */

	prop = RNA_def_property(srna, "passepartout_alpha", PROP_FLOAT, PROP_FACTOR);
	RNA_def_property_float_sdna(prop, NULL, "passepartalpha");
	RNA_def_property_float_default(prop, 0.5f);
	RNA_def_property_ui_text(prop, "Passepartout Alpha", "Opacity (alpha) of the darkened overlay in Camera view");
	RNA_def_property_update(prop, NC_CAMERA | ND_DRAW_RENDER_VIEWPORT, NULL);

	prop = RNA_def_property(srna, "angle_x", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_range(prop, DEG2RAD(0.367), DEG2RAD(172.847));
	RNA_def_property_clear_flag(prop, PROP_ANIMATABLE);
	RNA_def_property_ui_text(prop, "Horizontal FOV", "Camera lens horizontal field of view");
	RNA_def_property_float_funcs(prop, "rna_Camera_angle_x_get", "rna_Camera_angle_x_set", NULL);
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, "rna_Camera_update");

	prop = RNA_def_property(srna, "angle_y", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_range(prop, DEG2RAD(0.367), DEG2RAD(172.847));
	RNA_def_property_clear_flag(prop, PROP_ANIMATABLE);
	RNA_def_property_ui_text(prop, "Vertical FOV", "Camera lens vertical field of view");
	RNA_def_property_float_funcs(prop, "rna_Camera_angle_y_get", "rna_Camera_angle_y_set", NULL);
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, "rna_Camera_update");

	prop = RNA_def_property(srna, "angle", PROP_FLOAT, PROP_ANGLE);
	RNA_def_property_range(prop, DEG2RAD(0.367), DEG2RAD(172.847));
	RNA_def_property_clear_flag(prop, PROP_ANIMATABLE);
	RNA_def_property_ui_text(prop, "Field of View", "Camera lens field of view");
	RNA_def_property_float_funcs(prop, "rna_Camera_angle_get", "rna_Camera_angle_set", NULL);
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, "rna_Camera_update");

	prop = RNA_def_property(srna, "clip_start", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "clipsta");
	RNA_def_property_float_default(prop, 0.1f);
	RNA_def_property_range(prop, 1e-6f, FLT_MAX);
	RNA_def_property_ui_range(prop, 0.001f, FLT_MAX, 10, 3);
	RNA_def_property_ui_text(prop, "Clip Start", "Camera near clipping distance");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, NULL);

	prop = RNA_def_property(srna, "clip_end", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "clipend");
	RNA_def_property_float_default(prop, 1000.0f);
	RNA_def_property_range(prop, 1e-6f, FLT_MAX);
	RNA_def_property_ui_range(prop, 0.001f, FLT_MAX, 10, 3);
	RNA_def_property_ui_text(prop, "Clip End", "Camera far clipping distance");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, NULL);

	prop = RNA_def_property(srna, "lens", PROP_FLOAT, PROP_DISTANCE_CAMERA);
	RNA_def_property_float_sdna(prop, NULL, "lens");
	RNA_def_property_float_default(prop, 50.0f);
	RNA_def_property_range(prop, 1.0f, FLT_MAX);
	RNA_def_property_ui_range(prop, 1.0f, 5000.0f, 1, 2);
	RNA_def_property_ui_text(prop, "Focal Length", "Perspective Camera lens value in millimeters");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, "rna_Camera_update");

	prop = RNA_def_property(srna, "sensor_width", PROP_FLOAT, PROP_DISTANCE_CAMERA);
	RNA_def_property_float_sdna(prop, NULL, "sensor_x");
	RNA_def_property_float_default(prop, 36.0f);
	RNA_def_property_range(prop, 1.0f, FLT_MAX);
	RNA_def_property_ui_range(prop, 1.0f, 100.f, 1, 2);
	RNA_def_property_ui_text(prop, "Sensor Width", "Horizontal size of the image sensor area in millimeters");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, "rna_Camera_update");

	prop = RNA_def_property(srna, "sensor_height", PROP_FLOAT, PROP_DISTANCE_CAMERA);
	RNA_def_property_float_sdna(prop, NULL, "sensor_y");
	RNA_def_property_float_default(prop, 34.0f);
	RNA_def_property_range(prop, 1.0f, FLT_MAX);
	RNA_def_property_ui_range(prop, 1.0f, 100.f, 1, 2);
	RNA_def_property_ui_text(prop, "Sensor Height", "Vertical size of the image sensor area in millimeters");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, "rna_Camera_update");

	prop = RNA_def_property(srna, "ortho_scale", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "ortho_scale");
	RNA_def_property_float_default(prop, 6.0f);
	RNA_def_property_range(prop, FLT_MIN, FLT_MAX);
	RNA_def_property_ui_range(prop, 0.001f, 10000.0f, 10, 3);
	RNA_def_property_ui_text(prop, "Orthographic Scale", "Orthographic Camera scale (similar to zoom)");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, "rna_Camera_update");

	prop = RNA_def_property(srna, "display_size", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "drawsize");
	RNA_def_property_float_default(prop, 1.0f);
	RNA_def_property_range(prop, 0.01f, 1000.0f);
	RNA_def_property_ui_range(prop, 0.01, 100, 1, 2);
	RNA_def_property_ui_text(prop, "Display Size", "Apparent size of the Camera object in the 3D View");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, NULL);

	prop = RNA_def_property(srna, "shift_x", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "shiftx");
	RNA_def_property_range(prop, -10.0f, 10.0f);
	RNA_def_property_ui_range(prop, -2.0, 2.0, 1, 3);
	RNA_def_property_ui_text(prop, "Shift X", "Camera horizontal shift");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, "rna_Camera_update");

	prop = RNA_def_property(srna, "shift_y", PROP_FLOAT, PROP_NONE);
	RNA_def_property_float_sdna(prop, NULL, "shifty");
	RNA_def_property_range(prop, -10.0f, 10.0f);
	RNA_def_property_ui_range(prop, -2.0, 2.0, 1, 3);
	RNA_def_property_ui_text(prop, "Shift Y", "Camera vertical shift");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, "rna_Camera_update");

	prop = RNA_def_property(srna, "dof_distance", PROP_FLOAT, PROP_DISTANCE);
	RNA_def_property_float_sdna(prop, NULL, "YF_dofdist");
	RNA_def_property_range(prop, 0.0f, FLT_MAX);
	RNA_def_property_ui_range(prop, 0.0f, 5000.0f, 1, 2);
	RNA_def_property_ui_text(prop, "DOF Distance", "Distance to the focus point for depth of field");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, "rna_Camera_dof_update");

	/* Stereo Settings */
	prop = RNA_def_property(srna, "stereo", PROP_POINTER, PROP_NONE);
	RNA_def_property_flag(prop, PROP_NEVER_NULL);
	RNA_def_property_pointer_sdna(prop, NULL, "stereo");
	RNA_def_property_struct_type(prop, "CameraStereoData");
	RNA_def_property_ui_text(prop, "Stereo", "");

	/* flag */
	prop = RNA_def_property(srna, "show_limits", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CAM_SHOWLIMITS);
	RNA_def_property_ui_text(prop, "Show Limits", "Display the clipping range and focus point on the camera");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, NULL);

	prop = RNA_def_property(srna, "show_mist", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CAM_SHOWMIST);
	RNA_def_property_ui_text(prop, "Show Mist", "Display a line from the Camera to indicate the mist area");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, NULL);

	prop = RNA_def_property(srna, "show_passepartout", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CAM_SHOWPASSEPARTOUT);
	RNA_def_property_boolean_default(prop, true);
	RNA_def_property_ui_text(prop, "Show Passepartout",
	                         "Show a darkened overlay outside the image area in Camera view");
	RNA_def_property_update(prop, NC_CAMERA | ND_DRAW_RENDER_VIEWPORT, NULL);

	prop = RNA_def_property(srna, "show_safe_areas", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CAM_SHOW_SAFE_MARGINS);
	RNA_def_property_ui_text(prop, "Show Safe Areas", "Show TV title safe and action safe areas in Camera view");
	RNA_def_property_update(prop, NC_CAMERA | ND_DRAW_RENDER_VIEWPORT, NULL);

	prop = RNA_def_property(srna, "show_safe_center", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CAM_SHOW_SAFE_CENTER);
	RNA_def_property_ui_text(prop, "Show Center-cut safe areas",
	                         "Show safe areas to fit content in a different aspect ratio");
	RNA_def_property_update(prop, NC_CAMERA | ND_DRAW_RENDER_VIEWPORT, NULL);

	prop = RNA_def_property(srna, "show_name", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CAM_SHOWNAME);
	RNA_def_property_ui_text(prop, "Show Name", "Show the active Camera's name in Camera view");
	RNA_def_property_update(prop, NC_CAMERA | ND_DRAW_RENDER_VIEWPORT, NULL);

	prop = RNA_def_property(srna, "show_sensor", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CAM_SHOWSENSOR);
	RNA_def_property_ui_text(prop, "Show Sensor Size", "Show sensor size (film gate) in Camera view");
	RNA_def_property_update(prop, NC_CAMERA | ND_DRAW_RENDER_VIEWPORT, NULL);

	prop = RNA_def_property(srna, "show_background_images", PROP_BOOLEAN, PROP_NONE);
	RNA_def_property_boolean_sdna(prop, NULL, "flag", CAM_SHOW_BG_IMAGE);
	RNA_def_property_ui_text(prop, "Display Background Images",
	                         "Display reference images behind objects in the 3D View");
	RNA_def_property_update(prop, NC_CAMERA | ND_DRAW_RENDER_VIEWPORT, NULL);

	prop = RNA_def_property(srna, "lens_unit", PROP_ENUM, PROP_NONE);
	RNA_def_property_enum_bitflag_sdna(prop, NULL, "flag");
	RNA_def_property_enum_items(prop, prop_lens_unit_items);
	RNA_def_property_ui_text(prop, "Lens Unit", "Unit to edit lens in for the user interface");

	/* pointers */
	prop = RNA_def_property(srna, "dof_object", PROP_POINTER, PROP_NONE);
	RNA_def_property_struct_type(prop, "Object");
	RNA_def_property_pointer_sdna(prop, NULL, "dof_ob");
	RNA_def_property_flag(prop, PROP_EDITABLE);
	RNA_def_property_ui_text(prop, "DOF Object", "Use this object to define the depth of field focal point");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, "rna_Camera_dependency_update");

	prop = RNA_def_property(srna, "gpu_dof", PROP_POINTER, PROP_NONE);
	RNA_def_property_struct_type(prop, "GPUDOFSettings");
	RNA_def_property_ui_text(prop, "GPU Depth Of Field", "");
	RNA_def_property_update(prop, NC_OBJECT | ND_DRAW, NULL);

	prop = RNA_def_property(srna, "background_images", PROP_COLLECTION, PROP_NONE);
	RNA_def_property_collection_sdna(prop, NULL, "bg_images", NULL);
	RNA_def_property_struct_type(prop, "CameraBackgroundImage");
	RNA_def_property_ui_text(prop, "Background Images", "List of background images");
	RNA_def_property_update(prop, NC_SPACE | ND_SPACE_VIEW3D, NULL);

	rna_def_animdata_common(srna);

	rna_def_camera_background_image(brna);
	rna_def_camera_background_images(brna, prop);

	/* Nested Data  */
	RNA_define_animate_sdna(true);

	/* *** Animated *** */
	rna_def_camera_stereo_data(brna);

	/* Camera API */
	RNA_api_camera(srna);
}

#endif
